38 lines
949 B
C++
38 lines
949 B
C++
// Copyright (C) 2024 Jérôme "SirLynix" Leclercq (lynix680@gmail.com)
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// This file is part of the "Nazara Engine - Core module"
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// For conditions of distribution and use, see copyright notice in Export.hpp
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#pragma once
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#ifndef NAZARA_CORE_HASH_CRC32_HPP
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#define NAZARA_CORE_HASH_CRC32_HPP
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#include <NazaraUtils/Prerequisites.hpp>
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#include <Nazara/Core/AbstractHash.hpp>
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#include <Nazara/Core/ByteArray.hpp>
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namespace Nz
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{
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class NAZARA_CORE_API CRC32Hasher final : public AbstractHash
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{
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public:
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CRC32Hasher(UInt32 polynomial = DefaultPolynomial);
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~CRC32Hasher();
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void Append(const UInt8* data, std::size_t len) override;
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void Begin() override;
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ByteArray End() override;
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std::size_t GetDigestLength() const override;
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const char* GetHashName() const override;
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static constexpr UInt32 DefaultPolynomial = 0x04C11DB7;
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private:
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UInt32 m_crc;
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const UInt32* m_table;
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};
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}
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#endif // NAZARA_CORE_HASH_CRC32_HPP
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